The SanDisk SDXC Extreme PRO 280MB/s UHS-II Flash Memory Card 512GB costs $0.6445/GB while the SanDisk 512GB Ultra microSDXC A1 UHS-I/U1 Class 10 Memory Card with Adapter, Speed Up to 150MB/s (SDSQUAC-512G-GN6MA) costs $0.1816/GB. SanDisk 512GB Ultra microSDXC A1 UHS-I/U1 Class 10 Memory Card with Adapter, Speed Up to 150MB/s (SDSQUAC-512G-GN6MA) offers 72% better value per gigabyte as of August 2026. Both products are available on BuyPerUnit with prices from Amazon, Best Buy, and Newegg.
SanDisk SDXC Extreme PRO 280MB/s UHS-II Flash Memory Card 512GB vs SanDisk 512GB Ultra microSDXC A1 UHS-I/U1 Class 10 Memory Card with Adapter, Speed Up to 150MB/s (SDSQUAC-512G-GN6MA) — Which Is Better Value?
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Specification Comparison
| Spec | SanDisk SDXC Extreme PRO 280MB/s UHS-II Flash Memory Card 512GB | SanDisk 512GB Ultra microSDXC A1 UHS-I/U1 Class 10 Memory Card with Adapter, Speed Up to 150MB/s (SDSQUAC-512G-GN6MA) |
|---|---|---|
| Brand | SanDisk | SanDisk |
| Capacity | 512GB | 512GB |
| $/GB | $0.6445 | $0.1816 |
| Price | $329.99 | $92.99 |
| Retailer | Newegg | Newegg |
| Category | SD Cards | SD Cards |
| Subcategory | sd | micro-sd |
Price Across Retailers
Which Should You Buy?
Based on current pricing data, the SanDisk 512GB Ultra microSDXC A1 UHS-I/U1 Class 10 Memory Card with Adapter, Speed Up to 150MB/s (SDSQUAC-512G-GN6MA) offers better value at $0.1816//GB compared to the SanDisk SDXC Extreme PRO 280MB/s UHS-II Flash Memory Card 512GB at $0.6445//GB — that's roughly 72% less per gigabyte.
The best deal for the SanDisk 512GB Ultra microSDXC A1 UHS-I/U1 Class 10 Memory Card with Adapter, Speed Up to 150MB/s (SDSQUAC-512G-GN6MA) is $92.99 at Newegg, while the SanDisk SDXC Extreme PRO 280MB/s UHS-II Flash Memory Card 512GB starts at $329.99 at Newegg.
However, price per gigabyte isn't everything — consider factors like warranty, performance specs, brand reliability, and your specific capacity needs. Check each SanDisk SDXC Extreme PRO 280MB/s UHS-II Flash Memory Card 512GB and SanDisk 512GB Ultra microSDXC A1 UHS-I/U1 Class 10 Memory Card with Adapter, Speed Up to 150MB/s (SDSQUAC-512G-GN6MA) product page for detailed specifications and price history.
Frequently Asked Questions
Is SanDisk SDXC Extreme PRO 280MB/s UHS-II Flash Memory Card 512GB or SanDisk 512GB Ultra microSDXC A1 UHS-I/U1 Class 10 Memory Card with Adapter, Speed Up to 150MB/s (SDSQUAC-512G-GN6MA) a better deal?
As of August 2026, SanDisk 512GB Ultra microSDXC A1 UHS-I/U1 Class 10 Memory Card with Adapter, Speed Up to 150MB/s (SDSQUAC-512G-GN6MA) offers better value at $0.1816//GB compared to SanDisk SDXC Extreme PRO 280MB/s UHS-II Flash Memory Card 512GB at $0.6445//GB. That is approximately 72% better value per gigabyte.
What is the price per GB of SanDisk SDXC Extreme PRO 280MB/s UHS-II Flash Memory Card 512GB?
The SanDisk SDXC Extreme PRO 280MB/s UHS-II Flash Memory Card 512GB is currently priced at $0.6445/GB ($329.99 for 512GB) at Newegg.
Where can I buy SanDisk 512GB Ultra microSDXC A1 UHS-I/U1 Class 10 Memory Card with Adapter, Speed Up to 150MB/s (SDSQUAC-512G-GN6MA) for the cheapest price?
The cheapest price for the SanDisk 512GB Ultra microSDXC A1 UHS-I/U1 Class 10 Memory Card with Adapter, Speed Up to 150MB/s (SDSQUAC-512G-GN6MA) is $92.99 at Newegg, which works out to $0.1816/GB.